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Merge pull request #2565 from Sifchain/develop
Bump version v0.12.1
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,330 @@ | ||
| package cmd | ||
|
|
||
| import ( | ||
| "context" | ||
| "encoding/hex" | ||
| "encoding/json" | ||
| "fmt" | ||
|
|
||
| "github.com/cosmos/cosmos-sdk/client" | ||
| "github.com/cosmos/cosmos-sdk/types/query" | ||
| chtypes "github.com/cosmos/ibc-go/v2/modules/core/04-channel/types" | ||
| "github.com/spf13/cobra" | ||
| rpchttp "github.com/tendermint/tendermint/rpc/client/http" | ||
|
|
||
| abcitypes "github.com/tendermint/tendermint/abci/types" | ||
| coretypes "github.com/tendermint/tendermint/rpc/core/types" | ||
| ) | ||
|
|
||
| var ( | ||
| srcNode string | ||
| dstNode string | ||
| srcChannel string | ||
| dstChannel string | ||
| transferPort = "transfer" | ||
| ) | ||
|
|
||
| func NewIBCDiagCmd() *cobra.Command { | ||
| cmd := &cobra.Command{ | ||
| Use: "ibc-diag", | ||
| Short: "IBC diagnostics commands", | ||
| } | ||
| cmd.AddCommand( | ||
| NewGetStuckTransfersCmd(), | ||
| ) | ||
| return cmd | ||
| } | ||
|
|
||
| func NewGetStuckTransfersCmd() *cobra.Command { | ||
| command := &cobra.Command{ | ||
| Use: "stuck-txs", | ||
| Short: "get stuck IBC transfers", | ||
| Long: `get stuck IBC transfers | ||
| Example: Getting stuck transfers between sifchain and terra | ||
| sifnoded ibc-diag stuck-txs \ | ||
| --src-node http://rpc.sifchain.finance:80 \ | ||
| --dst-node http://public-node.terra.dev:26657 \ | ||
| --src-channel channel-18 \ | ||
| --dst-channel channel-7 | ||
| Use the regular IBC commands to find the src and dst channels of a connection | ||
| `, | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| getStuckTransfers(cmd) | ||
| }, | ||
| } | ||
| command.Flags().StringVar(&srcNode, "src-node", srcNode, "rpc endpoint of source node") | ||
| command.Flags().StringVar(&dstNode, "dst-node", dstNode, "rpc endpoint of destination node") | ||
| command.Flags().StringVar(&srcChannel, "src-channel", dstChannel, "source channel id") | ||
| command.Flags().StringVar(&dstChannel, "dst-channel", dstChannel, "destination channel id") | ||
| _ = command.MarkFlagRequired("src-node") | ||
| _ = command.MarkFlagRequired("dst-node") | ||
| _ = command.MarkFlagRequired("src-channel") | ||
| _ = command.MarkFlagRequired("dst-channel") | ||
| return command | ||
| } | ||
|
|
||
| func getStuckTransfers(cmd *cobra.Command) { | ||
| commitments, err := getCommittedPackets(cmd, srcNode, transferPort, srcChannel) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| unreceived, err := getUnreceivedPackets( | ||
| cmd, | ||
| dstNode, | ||
| commitments, | ||
| transferPort, | ||
| dstChannel) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| transfers, err := getTransfers(srcNode, srcChannel, unreceived) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| // print results in csv format | ||
| fmt.Println("packet_sequence, tx_hash, amount, denom, receiver, sender") | ||
| for _, t := range transfers { | ||
| fmt.Printf("%s, %s, %s, %s, %s, %s\n", | ||
| t.PacketSequence, | ||
| t.TxHash, | ||
| t.PacketData.Amount, | ||
| t.PacketData.Denom, | ||
| t.PacketData.Receiver, | ||
| t.PacketData.Sender, | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| // getCommmittedPackets returns the list of packets that were sent on a given | ||
| // channel/port but for which there is still a PacketCommitment in the | ||
| // underlying DB . A packet that still has a PacketCommitment is a packet whose | ||
| // receipt was never acknowledged and which hasn't yet timed out. | ||
| func getCommittedPackets( | ||
| cmd *cobra.Command, | ||
| nodeURI string, | ||
| portID string, | ||
| channelID string) ([]uint64, error) { | ||
|
|
||
| clientCtx, err := getClientContext(cmd, nodeURI) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| queryClient := chtypes.NewQueryClient(clientCtx) | ||
|
|
||
| packets := []uint64{} | ||
|
|
||
| page := uint64(1) | ||
| limit := uint64(100) | ||
|
|
||
| for { | ||
| pageReq := &query.PageRequest{ | ||
| Offset: (page - 1) * limit, | ||
| Limit: limit, | ||
| } | ||
|
|
||
| req := &chtypes.QueryPacketCommitmentsRequest{ | ||
| PortId: portID, | ||
| ChannelId: channelID, | ||
| Pagination: pageReq, | ||
| } | ||
|
|
||
| res, err := queryClient.PacketCommitments(context.Background(), req) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| packetSequences := make([]uint64, len(res.Commitments)) | ||
| for i, p := range res.Commitments { | ||
| packetSequences[i] = p.Sequence | ||
| } | ||
|
|
||
| packets = append(packets, packetSequences...) | ||
|
|
||
| if len(res.Commitments) < int(limit) { | ||
| break | ||
| } else { | ||
| page++ | ||
| } | ||
| } | ||
|
|
||
| return packets, nil | ||
| } | ||
|
|
||
| // getUnreceivedPackets takes a list of packets and returns the subset that | ||
| // hasn't been received on the destination channel/port. | ||
| func getUnreceivedPackets( | ||
| cmd *cobra.Command, | ||
| nodeURI string, | ||
| committedPackets []uint64, | ||
| portID string, | ||
| channelID string) ([]uint64, error) { | ||
|
|
||
| clientCtx, err := getClientContext(cmd, nodeURI) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| queryClient := chtypes.NewQueryClient(clientCtx) | ||
|
|
||
| req := &chtypes.QueryUnreceivedPacketsRequest{ | ||
| PortId: portID, | ||
| ChannelId: channelID, | ||
| PacketCommitmentSequences: committedPackets, | ||
| } | ||
|
|
||
| res, err := queryClient.UnreceivedPackets(context.Background(), req) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| return res.Sequences, nil | ||
| } | ||
|
|
||
| // getTransfers takes a list of packet sequences and returns the corresponding | ||
| // list of Transfers which contain the actual transfer data. | ||
| func getTransfers(nodeURI string, channelID string, packets []uint64) ([]*Transfer, error) { | ||
| c, err := rpchttp.New(nodeURI, "/websocket") | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| transfers := []*Transfer{} | ||
| for _, seq := range packets { | ||
| ev, err := getTransfer(c, channelID, seq) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| transfers = append(transfers, ev) | ||
| } | ||
|
|
||
| return transfers, nil | ||
| } | ||
|
|
||
| // getTransfer fetches transfer data corresponding to a given packet. | ||
| func getTransfer(client *rpchttp.HTTP, channelID string, packetSequence uint64) (*Transfer, error) { | ||
| query := fmt.Sprintf("send_packet.packet_sequence=%d AND send_packet.packet_src_channel='%s'", packetSequence, channelID) | ||
|
|
||
| page := 1 | ||
| perPage := 100 | ||
| res, err := client.TxSearch( | ||
| context.Background(), | ||
| query, | ||
| false, | ||
| &page, | ||
| &perPage, | ||
| "asc", | ||
| ) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| filter := func(eventType string) bool { | ||
| return eventType == "send_packet" | ||
| } | ||
| filteredEvents := FilterEvents(res.Txs, filter) | ||
|
|
||
| if len(filteredEvents) == 0 { | ||
| return nil, fmt.Errorf("pruned send_packet (sequence %d)", packetSequence) | ||
| } | ||
| if len(filteredEvents) > 1 { | ||
| return nil, fmt.Errorf("multiple events (%d) for %s", len(filteredEvents), query) | ||
| } | ||
|
|
||
| ev := filteredEvents[0] | ||
| var fungibleTokenPacket FungibleTokenPacketData | ||
| err = json.Unmarshal( | ||
| []byte(ev.GetAttribute("packet_data")), | ||
| &fungibleTokenPacket, | ||
| ) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| t := &Transfer{ | ||
| PacketSequence: ev.GetAttribute("packet_sequence"), | ||
| TxHash: ev.TxHash, | ||
| PacketData: fungibleTokenPacket, | ||
| } | ||
|
|
||
| return t, nil | ||
| } | ||
|
|
||
| func getClientContext(cmd *cobra.Command, nodeURI string) (*client.Context, error) { | ||
| ctx, err := client.GetClientQueryContext(cmd) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| ctx = ctx.WithNodeURI(nodeURI) | ||
|
|
||
| srcClient, err := client.NewClientFromNode(nodeURI) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| ctx = ctx.WithClient(srcClient) | ||
|
|
||
| return &ctx, nil | ||
| } | ||
|
|
||
| type Transfer struct { | ||
| TxHash string | ||
| PacketSequence string | ||
| PacketData FungibleTokenPacketData | ||
| } | ||
|
|
||
| type FungibleTokenPacketData struct { | ||
| Denom string | ||
| Amount string | ||
| Sender string | ||
| Receiver string | ||
| } | ||
|
|
||
| func FilterEvents( | ||
| txs []*coretypes.ResultTx, | ||
| typeFilter func(string) bool, | ||
| ) []*EventInfo { | ||
| infos := []*EventInfo{} | ||
| for _, tx := range txs { | ||
| txHash := hex.EncodeToString(tx.Tx.Hash()) | ||
| for _, ev := range tx.TxResult.Events { | ||
| if typeFilter(ev.Type) { | ||
| attributes := []string{} | ||
| for _, attr := range ev.Attributes { | ||
| attributes = append(attributes, attr.String()) | ||
| } | ||
| info := &EventInfo{ | ||
| Type: ev.Type, | ||
| TxHash: txHash, | ||
| Attributes: attributes, | ||
| RealAttributes: ev.Attributes, | ||
| } | ||
| infos = append(infos, info) | ||
| } | ||
| } | ||
| } | ||
| return infos | ||
| } | ||
|
|
||
| type EventInfo struct { | ||
| Type string | ||
| TxHash string | ||
| Attributes []string | ||
| RealAttributes []abcitypes.EventAttribute | ||
| } | ||
|
|
||
| func (ev *EventInfo) GetAttribute(key string) string { | ||
| for _, attr := range ev.RealAttributes { | ||
| if string(attr.Key) == key { | ||
| return string(attr.Value) | ||
| } | ||
| } | ||
| return "" | ||
| } |
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